<?php

/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Service
 * @subpackage Yahoo
 * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 * @version    $Id: LocalResultSet.php 16211 2009-06-21 19:23:55Z thomas $
 */


/**
 * @see Zend_Service_Yahoo_ResultSet
 */
require_once 'Zend/Service/Yahoo/ResultSet.php';


/**
 * @see Zend_Service_Yahoo_LocalResult
 */
require_once 'Zend/Service/Yahoo/LocalResult.php';


/**
 * @category   Zend
 * @package    Zend_Service
 * @subpackage Yahoo
 * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
class Zend_Service_Yahoo_LocalResultSet extends Zend_Service_Yahoo_ResultSet
{
	/**
	 * The URL of a webpage containing a map graphic with all returned results plotted on it.
	 *
	 * @var string
	 */
	public $resultSetMapURL;

	/**
	 * Local result set namespace
	 *
	 * @var string
	 */
	protected $_namespace = 'urn:yahoo:lcl';


	/**
	 * Initializes the local result set
	 *
	 * @param  DOMDocument $dom
	 * @return void
	 */
	public function __construct(DOMDocument $dom)
	{
		parent::__construct($dom);

		$this->resultSetMapURL = $this->_xpath->query('//yh:ResultSetMapUrl/text()')->item(0)->data;
	}


	/**
	 * Overrides Zend_Service_Yahoo_ResultSet::current()
	 *
	 * @return Zend_Service_Yahoo_LocalResult
	 */
	public function current()
	{
		return new Zend_Service_Yahoo_LocalResult($this->_results->item($this->_currentIndex));
	}
}
